<!DOCTYPE html>
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
    <style type="text/css">
        body, html,#allmap {width: 100%;height: 100%;overflow: hidden;margin:0;font-family:"微软雅黑";}
    </style>
    <script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=XPFOXZxZCZwuGqFninoYGjkPiXhPt5uu"></script>
    <title>文本标注</title>
</head>
<body>
<div id="allmap"></div>
</body>
</html>
<script type="text/javascript">
    // 百度地图API功能
    var map = new BMap.Map("allmap");
    var point = new BMap.Point(116.417854,39.921988);
    map.centerAndZoom(point, 15);
    var opts = {
        position : point,    // 指定文本标注所在的地理位置
        offset   : new BMap.Size(30, -30)    //设置文本偏移量
    }
    var label = new BMap.Label("欢迎使用百度地图，这是一个简单的文本标注哦~", opts);  // 创建文本标注对象
    label.setStyle({
        color : "red",
        fontSize : "12px",
        height : "20px",
        lineHeight : "20px",
        fontFamily:"微软雅黑"
    });
    map.addOverlay(label);
</script>
